Carburetor



`Ian. 13, 1931. T MAR'HNEZ 1,788,726

CARBURETOR Filed Nov. ll, 1927 vrinuncio MARfrrNEzforiicnixico,iimiitioo y 'Application mea November 1i, ieza'seiiai ivof'eezgeaad'iniuegeoaagiiseir,"1927., i My invention resides inV improvements call Ialirisaturator is fiX'ed tothe in carburetors. Its.advantages are the fol walls'of the carburetor and connected with lowing: First, to provide va standard carbu- 'the gasolinepipe II-I, .in the' upper and inretor for every class of internal combustionv terror part ofthe mouth piecefB.-there` is 'n 5 engines; second, a perfect and -eliicient action screwed the lgasoli'nenoz'izle C, which I call i' Y I obtain'these advantages with the parts achieved, which 'is another of the advantages, f'

yat any temperature, altitude or atmospheric gasoline feeder,and whichis perforated t pressure; third, the maximum economy with at its lower part in order. to vpermit the pas.. the maximum eiiiciency, avoiding excessive sageof the gasoline to the mouth piece B i carbonizationy in the explosivechamber or up' to thehighest level of the -gasoline nozzle cylinders; fourth, ,facility in thestarting of CW f the engine, without requiring toflood'it, and lUpon raisingor lowering. the choke vtube thereby wastingfgasoline; fifth7 ease in regu- A by means of the movable screw D any lating the mixture without it being -'variable mixture of gasoline and air, from the richest through vibration or 'other causes; sixth, an to the poorest, can be'brought aboutfsor as to t leasy adaptationof thissystemto any internal produce a perfect gasification-'under all con- 66 f combustion engine, because a special Vcarbure- -dition`s,thus"obtaining onejof the advantages* tor can be constructed. foreach motor'withof myinvention and asa consequence ofthis, y outchangi'ngthe system. the immediater starting of the engine is shown in the attached drawings, iii-which and finally, there is obtained, by virtuefof 70 ,A

Figure l shows a sectional view of the-systheiperfect gasification,l ay vconsiderable ecotem and of thepartsof which it consists,`and nomy'liny vgas'soline and less carbonizationf'i'n Figure 2 shows a sectional view of the same, the engine. y ,y f

partly in side elevation. i Oncethere is obtained, as is obtained by The following? is a complete description of myy system, a perfect mixture of gasoline '75 the system which I have' invented, and ,ofthe and air',-as has already beenk stated, all the parts thereof. The same letters refer to the rest"oi''the'process andoperation is ,carried `1 same'parts in the two figures. f outasinanyvother carburetor. f

Inside a special carburetor there isiitted a 'Ihel'mechanical' system of my invention choke tube A,y which I callair regulator,V will-serve for anyrlrind `of-'speci'al carburetor l80 which can be raised or klowered atwilll by Whichmay'beconstructed and which will be meansofa'movable'screw D, whichI call js'tandafrd, kinasn'iuch 'as it' will serve for'any atomizingcontrol, which enters?VA in the Y internal combustion engine. H

thread ofthe choke tube at its extreme left; -Mysystem is exclusive because there does the movable screw D7 workswithin the not exist a carburetor which is suitable for tarif i f bushing guide F, attached in such a way 1 any cylinder capacity without changingcer-V to the ycarburetorV as not t'ovpermit any detain of its parts, whereas my invention can centralization of the movable screw'D; be adjusted by its own mechanism to any in the lower part ofthe bushingguide F cylinder capacity, rectifying and correcting 40 ythere is attached a fastener E for the screw Vthe pressure or temperature, a very important. 9`0

already described whichI call stability factorfor obtaining .a perfect gasification, fastener, and which has` for its` object that in order to secure the maximum of economy ofrpreventingv the screwV D changing its with the maximumof efficiency.

positioneither through vibration or any Vother I `claim as myin'vention the followingi-l` i t 'V45 cause, ronce it has been adjusted to the height l. Ink a carburetor, .the combination of af's" i desiredythe screwD, yisworlred at its l endv casing, having a mixing-chamber thereinal I, by turningit by means of a bolt orlinch'- fuel supply nozzle arranged in said miXing-- pin introduced ,in the `hole inthe end VI. chamber and 'adaptedyto communicate withA llrecisely below the angular bushing A a source of fuel supply, armouthpiece surthere is a hollow mouth piece B, which I rounding and enclosing the nozzle and com `1'01') inunicating with the miXing-chaniberonly through the open outer end thereof, a Choke 4tube rslidably mounted in the casingabove the open end of the nozzle and mouthpiece., and a screw threaded into said choke tube, longitudinally of the direction of adjustment thereof in the casing for adjustingr said choke tube ielativetothe nozzle.

2. In a carburetor, the conibinationofv,aV

Casing, having a mixing-chamber therein, a

fuel supply nozzle arranged in Sai-dIniXing-V chamber and adapted to communicate With aV source of fuel supply, a mouthpiece surrounding andienclosing the nozzle and communieating with the ininingchamber only through the `open outer endthereof, a choke tube slidably mounted in the casing above the open end of the nozzle andl mouthpiece, and va screw threaded into saidrchoke tube, longi tudinally ofthe direction of adjustment thereof in the Casing for adjustingsaid choke l tube relative to the nozzle, a fixed bushing carried by the casing and in which the screw is Journaled, and ineansnornially tending to prevent the screw from turning' in the bush- 3. In a carburetor, the combination of a casing having a inixingichainber therein, a. 'nozzle dis-posed in said mixing chamber, a

choke tube slidably mounted above the nozzle, a screw threaded sleeve extending longitudinally fr-oifntlie choke tube, and a rod extending longitudinally beside the nozzle and threaded to Asaid sleeve for adjusting the choke tube.

el. In a carburetor, the combination of a. Casing` havin@ a mixing chamber therein, a nozzle disposed in said mixing chamber, a Choke .tube slidablyniounted above the nozzle, a screw threaded sleeve extending longitudinally froni the choke tube, a rod extending longitudinally beside the nozzle andthreaded to Said sleeve for adjusting the choke tube, and a bushing mounted in theY lower portion of the casing beneath the sleeve and in which the rod is journaled. Y

In testimony whereof he'allixes hiesignature. A,

TIBURCIO MARTINEZ. 

